<!DOCTYPE html>
<html>

<head>
	<meta charset="utf-8">
	<title>JS百分比进度条</title>
	<link rel="stylesheet" href="./style.css">
</head>

<body>
	<div>
		<h2>JavaScript百分比进度条</h2>
		<div id="tar">
			<p><span>1%</span></p>
		</div>
		<button>点击</button>
	</div>

	<script src="./index.js"></script>
</body>

</html>